JANUARY 15-28 Australian Open 2018: Men’s preview Rafael Nadal Back at No.1 after superb 2017, winning two more Slams. One Australian Open title, in 2009 Roger Federer Begins defence of Australian Open title after another stellar 2017 – he also won Wimbledon Grigor Dimitrov Ranked career-high No.3 after winning ATP finals – lost epic five-set battle to Nadal in 2017 semi-final Alexander Zverev Huge potential but yet to make major impact in Grand Slams, 4th round his best to date PLAYER RECORD Nadal Federer Dimitrov Zverev 2017 win-loss 67-11 52-5 49-19 55-22 2017 titles 6 7 4 5 Career titles (total) 75 95 8 6 Grand Slams 16 19 0 0 MASTER CLASS Nadal and Federer start new season holding all four Grand Slam crowns for first time since 2010 23 All-time meetings: 15 Nadal v Federer Australian Open meetings: Federer 6-4, 3-6, 6-1, 3-6, 6-3 Final, 2017 Nadal 7-6, 6-3, 6-3 Semi, 2014 Nadal 6-7, 6-2, 7-6, 6-4 Semi, 2012 Nadal 7-5, 3-6, 7-6, 3-6, 6-2 Final, 2009 Last meeting: Federer 6-4, 6-3 Shanghai, Oct 2017 Source: ATP Pictures: Getty Images © GRAPHIC NEWS